Filed under: CES, Home EntertainmentRemember that soundbar from Polk Audio we spotted last year? We certainly hope you've been saving those pennies if you instantly considered yourself in the market for one, because Polk's mighty proud of it. Debuting officially at CES, the SurroundBar 360 DVD Theater is a two-piece surround sound system that includes a single "multi-channel loudspeaker" alongside a separate console that houses a DVD / CD player, SDA (Stereo Dimension Array) signal-processing amplifier, AM / FM radio and a host of inputs. 'Course, whether or not y